Windows Server
Everything ChangeIntel collected about Windows Server from 18 sources, on one timeline.
Sources for Windows Server
- Windows Server release informationlatest 14 Sep
- Core Infrastructure and Security Bloglatest 28 Sep
- Windows Server Blogquiet since 12 Aug
- MSRC CVE details (CVRF API)latest 8 Sep
- Microsoft lifecycle end-of-support pages11 dates
- Windows message centerlatest 24 Sep
- Windows release health known issueslatest 17 Sep
- Azure Virtual Desktop what's newlatest 1 Apr
10 more sources mention Windows Server
- Microsoft Defender for Identity what's newlatest 1 Jul
- Microsoft Security Baselines Bloglatest 23 Feb
- Ask the Directory Services Teamlatest 4 Mar
- Azure Arc Bloglatest 6 Aug
- Azure Governance and Management Bloglatest 28 May
- Azure Updateslatest 1 Sep
- Azure Virtual Desktop Bloglatest 16 Apr
- ITOps Talk Bloglatest 22 Jul
- Microsoft Entra what's newlatest 1 Feb
- Out of Office Hours (Michael Niehaus)latest 15 Jan 2025
24Changes in the last 30 days
1Open known issue
2Deadlines in the next 90 days
0Revised by Microsoft · 30 days
0Roadmap items in progress
Watching for changes since 26 Sep 2026. Revisions Microsoft made before then were not observed, which does not mean there were none.
Windows Server timeline
8 weeks back, 6 ahead · mark size shows importance, not volume- Release or post
- Known issue
- Out-of-band, exploited, or incident
- Changed by Microsoft
- Deadline
Releases & versionsKBs · versions · tool releases
- Tue 11 Aug · Security release: KB5120233 · Windows Server 2025 and 3 more (Monthly security release)
- Tue 8 Sep · Security release: KB5122871 · Windows Server 2025 and 3 more (Monthly security release)
- Mon 14 Sep · Out-of-band release: KB5129235 · Windows Server 2025 and 3 more (Released outside the monthly cycle)
8 changes8 worth a look
SecurityMSRC · CISA KEV · security news
- Tue 11 Aug · Publicly disclosed vulnerability: Windows User Profile Service Elevation of Privilege Vulnerability (Publicly disclosed before the fix)
- Tue 11 Aug · Exploited vulnerability: Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability (Microsoft reports exploitation; Listed in CISA KEV)
- Tue 8 Sep · Exploited vulnerability: Windows Update Stack Elevation of Privilege Vulnerability and 1 more (Microsoft reports exploitation; Listed in CISA KEV)
2 changes2 critical
Issues & breaking changesKnown issues · breaking changes · incidents
3 changes1 worth a look
News & announcementsBlogs · what's new pages
- Mon 3 Aug · Windows news: Check This Out! (CTO!) Guide (August 2026)
- Thu 6 Aug · Product news: Generally Available: Windows Server 2016 Extended Security Updates enabled by Azure Arc
- Wed 12 Aug · Windows news: Join the Azure Arc Customer & Engineering Forum for Windows Server
- Fri 14 Aug · Windows news: 60-Day Reminder: Windows Server 2022 will reach end of mainstream support on October 13, 2026
- Mon 24 Aug · Windows news: Unified AI Defense: Security Copilot, Project Perception, and MDASH
- Tue 1 Sep · Azure update: [Launched] Generally Available: Windows Server 2025 on AKS and 1 more
- Thu 3 Sep · Windows news: Device Code Flow: The Gift That Keeps on Giving — To Attackers
- Fri 4 Sep · Windows news: Check This Out! (CTO!) Guide (September 2026)
- Mon 7 Sep · Windows news: Securing Your Certification Authorities (Practical PKI Part 4)
- Fri 11 Sep · Windows news: 30-Day Reminder: Windows Server 2022 will reach end of mainstream support on October 13, 2026
- Mon 14 Sep · Windows news: Locking down PAWs internet access when GSA drops
- Thu 24 Sep · Windows news: Windows Deployment Services (WDS) deprecation in the next Windows Server release
- Fri 25 Sep · Windows news: CoreDNS in AKS: service discovery, upstream DNS, and failover
- Mon 28 Sep · Windows news: From Domain Lists to Decisions: Scaling WHOIS Threat Intelligence with MDTI and Microsoft Graph and 1 more
11 changesRoutine only
CommunityPractitioner blogs
Nothing new
Dates & retirementsLifecycle · retirement notices
Nothing newNext: Tue 13 Oct
Threads
Related changes across sources- Critical
Windows Update Stack Elevation of Privilege Vulnerability
- Exploited vulnerability
- Added to CISA KEV
- CISA KEV deadline
- Critical
September 2026 Patch Tuesday
- Exploited vulnerability ×2
- MSRC release notes
- Security release ×8
- Out-of-band release ×8
- Known issue · mitigated ×2
- +1 more
- Critical
August 2026 Patch Tuesday
- Exploited vulnerability ×2
- Publicly disclosed vulnerability ×3
- MSRC release notes
- Security release ×8
- Known issue resolved ×2
- Critical
July 2026 Patch Tuesday
- Exploited vulnerability ×5
- Publicly disclosed vulnerability
- MSRC release notes
- Security release ×8
- Out-of-band release
Known issues
Open, as Microsoft publishes them- USB audio devices might fail to start or produce no sound Windows release health · Mitigated · updated 14 Sep
Dates ahead
End of support, retirements, and CISA deadlines · next 12 months- End of support · 2 Windows Server products in 14 days · Windows Server 2012 R2, Extended Security Update Year 3, Windows Server 2012, Extended Security Update Year 3
- Moves to extended support · 4 Windows Server products in 14 days · Windows Server 2022, Windows Server 2022 Datacenter: Azure Edition, Windows Server 2022 Standard (MSL), Windows Server IoT 2022
- End of support · 2 Windows Server products in 3 months · Windows Server 2016, Windows Server Update Services for Windows Server 2016
- Retirement · Windows Server 2022 on AKS in 5 months
Nothing about Windows Server yet in: revisions by Microsoft, roadmap items in progress, versions.